Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9069129 | Optical body, optical body manufacturing method, solar shading member, window member, interior member, and fitting | Masamitsu Kageyama, Hironori Yoshida, Tsutomu Nagahama, Masashi Enomoto | 2015-06-30 |
| 9063287 | Optical body with diffusion reflectivity, wall member, fitting, and solar shading device | Tsutomu Nagahama, Masashi Enomoto | 2015-06-23 |